Q1. Which imaging modality uses ionizing radiation to produce images?
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Q2. CT scan was invented by:
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Q3. Which medical imaging technique has the best soft tissue contrast?
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Q4. The primary energy source of PET (Positron Emission Tomography) is:
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Q5. Which contrast agents are commonly used in MRI?
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Q6. In ultrasound imaging, the term "Doppler effect" is used to measure:
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Q7. Which of the following does NOT use ionizing radiation?
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Q8. The first step in X-ray imaging is:
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Q9. Which of the following imaging techniques uses sound waves?
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Q10. Which of these medical imaging methods provides 3D cross-sectional images?
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Q11. MRI contrast agents improve images by:
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Q12. In medical imaging, “spatial resolution” refers to:
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Q13. Which imaging technique is contraindicated in patients with pacemakers?
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Q14. The unit Gray (Gy) is used for measuring:
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Q15. Which modality is most commonly used to image bones?
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Q16. Which imaging technique uses radioisotopes?
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Q17. Attenuation coefficient in imaging is related to:
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Q18. What does the TI-weighted MRI image emphasize?
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Q19. Which imaging method is fastest?
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Q20. Doppler ultrasound can evaluate:
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Q21. In CT imaging, Hounsfield units measure:
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Q22. Positron emission tomography detects:
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Q23. Which imaging uses ionizing radiation and contrast media?
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Q24. Which of the following factors affect image quality?
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Q25. The principle of Echocardiography is:
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Q26. Which modality is best for soft tissue visualization?
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Q27. Functional MRI primarily measures:
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Q28. Which is NOT a risk of X-ray imaging?
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Q29. A radiotracer commonly used in PET scans is:
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Q30. X-rays with shorter wavelengths have:
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